21993876

素因数分解:

$2^2\times 3^3\times {\mathrm{41}}^1\times {\mathrm{4967}}^1$

素因数の和:5021

約数の個数: 48

約数和(自身を含む): 58423680

約数和(自身を除く): 36429804

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 41, 54, 82, 108, 123, 164, 246, 369, 492, 738, 1107, 1476, 2214, 4428, 4967, 9934, 14901, 19868, 29802, 44703, 59604, 89406, 134109, 178812, 203647, 268218, 407294, 536436, 610941, 814588, 1221882, 1832823, 2443764, 3665646, 5498469, 7331292, 10996938, 21993876]

約数ペア:

[(1, 21993876), (2, 10996938), (3, 7331292), (4, 5498469), (6, 3665646), (9, 2443764), (12, 1832823), (18, 1221882), (27, 814588), (36, 610941), (41, 536436), (54, 407294), (82, 268218), (108, 203647), (123, 178812), (164, 134109), (246, 89406), (369, 59604), (492, 44703), (738, 29802), (1107, 19868), (1476, 14901), (2214, 9934), (4428, 4967)]